Question

What is the equation of the line that passes through the point (-3, 7) and has a
slope of —3

Answer 1

y=-3x-2

Explanation:

Equation of a line is y=mx+b, where m is the slope given, -3.

Y=-3x+b

To find b, sub in the points (-3,7) for x and y in the equation

7=-3(-3)+b

7=9+b

-2=b